BREAKING CHANGE(daemon): Introduce persistent log storage, numeric ProcessId type, and improved process monitoring / IPC handling

ts/daemon/processwrapper.ts

@@ -21,6 +21,8 @@ export class ProcessWrapper extends EventEmitter {
   private logger: Logger;
   private nextSeq: number = 0;
   private runId: string = '';
+  private stdoutRemainder: string = '';
+  private stderrRemainder: string = '';
 
   constructor(options: IProcessWrapperOptions) {
     super();
@@ -66,6 +68,11 @@ export class ProcessWrapper extends EventEmitter {
         const exitMessage = `Process exited with code ${code}, signal ${signal}`;
         this.logger.info(exitMessage);
         this.addSystemLog(exitMessage);
+        
+        // Clear remainder buffers on exit
+        this.stdoutRemainder = '';
+        this.stderrRemainder = '';
+        
         this.emit('exit', code, signal);
       });
 
@@ -83,24 +90,57 @@ export class ProcessWrapper extends EventEmitter {
 
       // Capture stdout
       if (this.process.stdout) {
+        console.error(`[ProcessWrapper] Setting up stdout listener for process ${this.process.pid}`);
         this.process.stdout.on('data', (data) => {
-          const lines = data.toString().split('\n');
+          console.error(`[ProcessWrapper] Received stdout data from PID ${this.process?.pid}: ${data.toString().substring(0, 100)}`);
+          // Add data to remainder buffer and split by newlines
+          const text = this.stdoutRemainder + data.toString();
+          const lines = text.split('\n');
+          
+          // The last element might be a partial line
+          this.stdoutRemainder = lines.pop() || '';
+          
+          // Process complete lines
           for (const line of lines) {
-            if (line.trim()) {
-              this.addLog('stdout', line);
-            }
+            console.error(`[ProcessWrapper] Processing stdout line: ${line}`);
+            this.logger.debug(`Captured stdout: ${line}`);
+            this.addLog('stdout', line);
           }
         });
+        
+        // Flush remainder on stream end
+        this.process.stdout.on('end', () => {
+          if (this.stdoutRemainder) {
+            this.logger.debug(`Flushing stdout remainder: ${this.stdoutRemainder}`);
+            this.addLog('stdout', this.stdoutRemainder);
+            this.stdoutRemainder = '';
+          }
+        });
+      } else {
+        this.logger.warn('Process stdout is null');
       }
 
       // Capture stderr
       if (this.process.stderr) {
         this.process.stderr.on('data', (data) => {
-          const lines = data.toString().split('\n');
+          // Add data to remainder buffer and split by newlines
+          const text = this.stderrRemainder + data.toString();
+          const lines = text.split('\n');
+          
+          // The last element might be a partial line
+          this.stderrRemainder = lines.pop() || '';
+          
+          // Process complete lines
           for (const line of lines) {
-            if (line.trim()) {
-              this.addLog('stderr', line);
-            }
+            this.addLog('stderr', line);
+          }
+        });
+        
+        // Flush remainder on stream end
+        this.process.stderr.on('end', () => {
+          if (this.stderrRemainder) {
+            this.addLog('stderr', this.stderrRemainder);
+            this.stderrRemainder = '';
           }
         });
       }